Freediving, free-diving, free diving, breath-hold diving, or skin diving, is a form of underwater diving that relies on breath-holding until resurfacing rather than the use of breathing apparatus such as scuba gear.
Underwater hockey (UWH), is a globally played limited-contact sport in which two teams compete to manoeuvre a puck across the bottom of a swimming pool into the opposing team's goal by propelling it with a hockey stick.
Finswimming is an underwater sport consisting of four techniques involving swimming with the use of fins either on the water's surface using a snorkel with either monofins or bifins or underwater with monofin either by holding one's breath or using open circuit scuba diving equipment. Events exist over distances similar to swimming competitions for both swimming pool and open water venues. Competition at world and continental level is organised by the Confédération Mondiale des Activités Subaquatiques (CMAS). The sport's first world championship was held in 1976. It also has been featured at the World Games as a trend sport since 1981 and was demonstrated at the 2015 European Games in June 2015.
Underwater rugby (UWR) is an underwater team sport. During a match two teams try to score a negatively buoyant ball into the opponents’ goal at the bottom of a swimming pool. It originated from within the physical fitness training regime existing in German diving clubs during the early 1960s and has little in common with rugby football except for the name. It was recognised by the Confédération Mondiale des Activités Subaquatiques (CMAS) in 1978 and was first played as a world championship in 1980.
CMAS one-star scuba diver is the entry-level diving certification for recreational scuba diving issued by the Confédération Mondiale des Activités Subaquatiques (CMAS).
A water polo cap is a piece of headgear used in water polo and a number of underwater sports. The caps are used to identify both the player and their team, and to protect their ears from injury possibly caused by a water polo ball hitting the head.
Underwater sports is a group of competitive sports using one or a combination of the following underwater diving techniques - breath-hold, snorkelling or scuba, usually including the use of equipment such as diving masks and fins. These sports are conducted in the natural environment at sites such as open water and sheltered or confined water such as lakes and in artificial aquatic environments such as swimming pools. Underwater sports include the following - aquathlon, finswimming, freediving, spearfishing, sport diving, underwater football, underwater hockey, underwater ice hockey, underwater orienteering, underwater photography, underwater rugby, underwater target shooting and underwater video.
Confédération Mondiale des Activités Subaquatiques (CMAS) is an international federation that represents underwater activities in underwater sport and underwater sciences, and oversees an international system of recreational snorkel and scuba diver training and recognition. It is also known by its English name, the World Underwater Federation, and its Spanish name, Confederación Mundial De Actividades Subacuáticas. Its foundation in Monaco during January 1959 makes it one of the world's oldest underwater diving organisations.
The Fédération Française d'Études et de Sports Sous-Marins (FFESSM) is a French sports federation specialized in recreational and competition underwater sports, like scuba diving and freediving. It is the main diver training organization in France.
The Australian Underwater Federation (AUF) is the governing body for underwater sports in Australia.
The Spanish Federation of Underwater Activities is the governing body in the field of Spanish aquatic sports. As of 2022, the federation has 895 registered clubs and 32,289 federated athlets.
Comhairle Fo-Thuinn, also known as Irish Underwater Council (IUC) and trading as Diving Ireland, is the national governing body for recreational diving and underwater sports in Ireland.
Underwater orienteering is an underwater sport that uses recreational open circuit scuba diving equipment and consists of a set of individual and team events conducted in both sheltered and open water testing the competitors' competency in underwater navigation. The competition is principally concerned with the effectiveness of navigation technique used by competitors to swim an underwater course following a route marked on a map prepared by the competition organisers, a compass and a counter meter to measure the distance covered. The sport was developed in the Soviet Union during the late 1950s and is played mainly in Europe. It is known as Orientation Sub in French and as La Orientación Subacuática in Spanish. Historically, the sport has also been known as Technical Disciplines.
The Underwater Hockey World Championship is the peak international event for the underwater sport of Underwater Hockey. The event is conducted on behalf of the Confédération Mondiale des Activités Subaquatiques (CMAS) by an affiliated national federation.
Turkish Underwater Sports Federation is the governing body for both underwater sports and lifesaving in Turkey. Founded in 1982 and based in Ankara, the TSSF is a member of both the Confédération Mondiale des Activités Subaquatiques (CMAS) and the International Life Saving Federation (ILS). Its president is Ahmet İnkılap Obruk, who was also elected in 2009 to CMAS' board of directors for a term of four years.
Underwater photography is a scuba-based underwater sport governed by Confédération Mondiale des Activités Subaquatiques (CMAS) where teams of competitors using digital underwater camera systems all dive at the same saltwater ocean sites at the same time over a two-day period. The submitted digital images are then assessed and ranked by a jury using a maximum of five photographic categories as well as an overall score. The sport was developed prior to 1985 as a photographic film-based event and is currently mainly practised in non-English speaking countries.
The Underwater Society of America (USOA) is the peak body for underwater sport and recreational diving in the United States.
The Philippine Underwater Hockey Confederation (PUHC) is the national sports association for Underwater hockey and the first Underwater hockey club in Asia, represented by 3 underwater hockey clubs across the country namely, Polo Puck Pirates Underwater Hockey Club, Underwater Hockey Bootcamp and Citadel Underwater Hockey Club. The PUHC also organizing national tournaments.
Diver organisations are membership based organisations where the membership is wholly, or at least in large part, underwater divers, and the organisation is intended to further a mutual interest related to underwater diving or the aquatic environment as it affects divers or diving activity. Some organisations have more than one focus of interest.
